Straight Talk Carrier From
United States

The Straight Talk Carrier From United States is denoted by codes: 310 999. The followings IDs are called HNI (Home network identity). This code is created by the combination of two other Mobile Country Code (MCC) and Mobile Network Code (MNC). The first three numbers stand for the MCC and they are used in order to identify the region which the carried comes from (in the following example it’s United States). The last numbers of the HNI code are equal with the MNC and this ID is given for the specific mobile network operator.

Besides Straight Talk United States has assigned country code + 1. This number + 1 is equal with international calling code and it’s simply the telephone dialing prefixes used for calling Straight Talk numbers.
Straight Talk uses 2 GSM bands, 3 UMTS bands, 8 and 0 CDMA bands.. You can read the specific frequency bands in the table below. All bands of the Straight Talk are display in MHz units.
Another important information in Straight Talk United States architectures is the standard of used protocols. It also uses 11 protocols such as GSM, UMTS, LTE, CDMA. The ISO standard code of Straight Talk is US. You can see more info about this mobile network operator at https://www.straighttalk.com/. How to check Straight Talk coverage? How to check if your phone will work in United States?